function slideBar(){
	if($("#main-div").hasClass('short')){
		alert(window.$("#main-div").attr('class'))
		parent.$("#frame-body").attr('cols','200,10,*')
	}else{
		alert(window.$("#main-div").attr('class'))
		$("#main-div").addClass('short')
		parent.$("#frame-body").attr('cols','80,10,*')	
	}
	
	
}